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Technical Data Sheet
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208954 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, corner_shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER, flange_width: 0.0900 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN, overall_length: 1.7900 INCHES MINIMUM AND 1.8100 INCHES MAXIMUM IN, hardness_rating: 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL, style_designator: SOLID, EXTERNAL FLANGE ONE END. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-348-9037, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
208954
NSN: 3120-00-348-9037
FSC: 3120
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
corner_shapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
flange_width0.0900 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN
overall_length1.7900 INCHES MINIMUM AND 1.8100 INCHES MAXIMUM IN
hardness_rating35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter0.8145 INCHES MINIMUM AND 0.8150 INCHES MAXIMUM IN
body_outside_diameter1.0910 INCHES MINIMUM AND 1.0930 INCHES MAXIMUM IN
flange_outside_diameter1.2400 INCHES MINIMUM AND 1.2600 INCHES MAXIMUM IN
lubricant_accommodation_styleGROOVED OPEN BOTH ENDS
surface_groove_location_and_quantity1 INTERNAL
NSN3120-00-348-9037
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 208954 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BODY INSIDE DIAMETER: 0.8145 INCHES MINIMUM AND 0.8150 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 1.0910 INCHES MINIMUM AND 1.0930 INCHES MAXIMUM IN
•
FLANGE OUTSIDE DIAMETER: 1.2400 INCHES MINIMUM AND 1.2600 INCHES MAXIMUM IN
•
LUBRICANT ACCOMMODATION STYLE: GROOVED OPEN BOTH ENDS
•
FLANGE WIDTH: 0.0900 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN
•
CORNER SHAPE: SQUARE OUTSIDE LEFT CORNER
TECHNICAL CHARACTERISTICS (FLIS)
BODY INSIDE DIAMETER0.8145 INCHES MINIMUM AND 0.8150 INCHES MAXIMUM IN
OVERALL LENGTH1.7900 INCHES MINIMUM AND 1.8100 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER1.0910 INCHES MINIMUM AND 1.0930 INCHES MAXIMUM IN
FLANGE OUTSIDE DIAMETER1.2400 INCHES MINIMUM AND 1.2600 INCHES MAXIMUM IN
LUBRICANT ACCOMMODATION STYLEGROOVED OPEN BOTH ENDS
FLANGE WIDTH0.0900 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
HARDNESS RATING35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
CORNER SHAPECHAMFERED OUTSIDE RIGHT CORNER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
211585Interchangeable
interchangeable cross-reference
interchangeable
350505Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 208954?
208954 is a BEARING,SLEEVE.
What parts can replace 208954?
There are 2 known substitutes for 208954: 211585, 350505. Substitute compatibility should be verified for your specific system.
Is 208954 still available?
208954 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026